Update app.py

app.py

@@ -2,8 +2,6 @@ import gradio as gr
 import requests
 import mimetypes
 import os
-import threading
-import uvicorn
 import re
 
 # === Fix surrogate character issue ===
@@ -13,13 +11,7 @@ def sanitize(text):
         return text.encode("utf-8", "ignore").decode("utf-8")
     return text
 
-# Start FastAPI in a background thread
-def run_fastapi():
-    uvicorn.run("main:app", host="0.0.0.0", port=8000)
-
-threading.Thread(target=run_fastapi, daemon=True).start()
-
-# Backend API endpoints
+# API endpoints (your FastAPI runs in main.py separately)
 FILE_API_URL = "http://127.0.0.1:8000/chat-with-file"
 URL_API_URL = "http://127.0.0.1:8000/chat-with-url"
 IMAGE_API_URL = "http://127.0.0.1:8000/extract-text-from-image"
@@ -33,7 +25,6 @@ def format_chat(history):
 def ask_from_file(file_obj, question, session_id):
     if not file_obj or not question.strip():
         return "⚠️ Please upload a file and enter a question.", chat_sessions["file"]
-
     if os.path.getsize(file_obj.name) > 10 * 1024 * 1024:
         return "❌ File too large. Please upload files under 10MB.", chat_sessions["file"]
 
@@ -90,6 +81,7 @@ def clear_url_chat():
     chat_sessions["url"] = []
     return "", chat_sessions["url"]
 
+# 💅 CSS
 custom_css = """
 body, .gradio-container {
     background-color: #111111 !important;
@@ -129,6 +121,7 @@ h1 {
 }
 """
 
+# UI
 with gr.Blocks(css=custom_css) as demo:
     gr.Markdown("# 🤖 AI Chatbot with File, Web, Image, Audio & Chat History")